Merge pull request rabbitmq#873 from rabbitmq/rabbitmq-server-612

Tune scheduling bind flags for Erlang VM

Author: michaelklishin

scripts/rabbitmq-env

@@ -62,8 +62,11 @@ RABBITMQ_HOME="$(rmq_realpath "${RABBITMQ_SCRIPTS_DIR}/..")"
 ## Set defaults
 . ${RABBITMQ_SCRIPTS_DIR}/rabbitmq-defaults
 
+DEFAULT_SCHEDULER_BIND_TYPE="db"
+[ "x" = "x$RABBITMQ_SCHEDULER_BIND_TYPE" ] && RABBITMQ_SCHEDULER_BIND_TYPE=${DEFAULT_SCHEDULER_BIND_TYPE}
+
 ## Common defaults
-SERVER_ERL_ARGS="+P 1048576"
+SERVER_ERL_ARGS="+P 1048576 +stbt $RABBITMQ_SCHEDULER_BIND_TYPE "
 
 # We save the current value of $RABBITMQ_PID_FILE in case it was set by
 # an init script. If $CONF_ENV_FILE overrides it again, we must ignore

scripts/rabbitmq-env.bat

@@ -30,20 +30,23 @@ REM ## Set defaults
 REM . ${SCRIPT_DIR}/rabbitmq-defaults
 call "%SCRIPT_DIR%\rabbitmq-defaults.bat"
 
-REM These common defaults aren't referenced in the batch scripts
-REM ## Common defaults
-REM SERVER_ERL_ARGS="+P 1048576"
-REM
+set DEFAULT_SCHEDULER_BIND_TYPE=db
+
+REM [ "x" = "x$RABBITMQ_SCHEDULER_BIND_TYPE" ] && RABBITMQ_SCHEDULER_BIND_TYPE=${DEFAULT_SCHEDULER_BIND_TYPE}
+REM set the default scheduling bind type
+if "!RABBITMQ_SCHEDULER_BIND_TYPE!"=="" (
+    set RABBITMQ_SCHEDULER_BIND_TYPE=!DEFAULT_SCHEDULER_BIND_TYPE!
+)
+
 REM # warn about old rabbitmq.conf file, if no new one
 REM if [ -f /etc/rabbitmq/rabbitmq.conf ] && \
 REM    [ ! -f ${CONF_ENV_FILE} ] ; then
 REM     echo -n "WARNING: ignoring /etc/rabbitmq/rabbitmq.conf -- "
 REM     echo "location has moved to ${CONF_ENV_FILE}"
 REM fi
 
-REM ERL_ARGS aren't referenced in the batch scripts
 REM Common defaults
-REM set SERVER_ERL_ARGS=+P 1048576
+set SERVER_ERL_ARGS=+P 1048576 +stbt !RABBITMQ_SCHEDULER_BIND_TYPE! 
 
 REM ## Get configuration variables from the configure environment file
 REM [ -f ${CONF_ENV_FILE} ] && . ${CONF_ENV_FILE} || true
@@ -151,7 +154,9 @@ if "!RABBITMQ_DIST_PORT!"=="" (
 )
 
 REM [ "x" = "x$RABBITMQ_SERVER_ERL_ARGS" ] && RABBITMQ_SERVER_ERL_ARGS=${SERVER_ERL_ARGS}
-REM No Windows equivalent
+if "!RABBITMQ_SERVER_ERL_ARGS!"=="" (
+    set RABBITMQ_SERVER_ERL_ARGS=!SERVER_ERL_ARGS!
+)
 
 REM [ "x" = "x$RABBITMQ_CONFIG_FILE" ] && RABBITMQ_CONFIG_FILE=${CONFIG_FILE}
 if "!RABBITMQ_CONFIG_FILE!"=="" (

scripts/rabbitmq-server.bat

@@ -120,9 +120,8 @@ if "!ENV_OK!"=="false" (
 !RABBITMQ_NAME_TYPE! !RABBITMQ_NODENAME! ^
 +W w ^
 +A "!RABBITMQ_IO_THREAD_POOL_SIZE!" ^
-+P 1048576 ^
-!RABBITMQ_LISTEN_ARG! ^
 !RABBITMQ_SERVER_ERL_ARGS! ^
+!RABBITMQ_LISTEN_ARG! ^
 -kernel inet_default_connect_options "[{nodelay, true}]" ^
 !RABBITMQ_SERVER_ADDITIONAL_ERL_ARGS! ^
 -sasl errlog_type error ^

scripts/rabbitmq-service.bat

@@ -180,9 +180,8 @@ set ERLANG_SERVICE_ARGUMENTS= ^
 !RABBITMQ_CONFIG_ARG! ^
 +W w ^
 +A "!RABBITMQ_IO_THREAD_POOL_SIZE!" ^
-+P 1048576 ^
-!RABBITMQ_LISTEN_ARG! ^
 !RABBITMQ_SERVER_ERL_ARGS! ^
+!RABBITMQ_LISTEN_ARG! ^
 -kernel inet_default_connect_options "[{nodelay,true}]" ^
 !RABBITMQ_SERVER_ADDITIONAL_ERL_ARGS! ^
 -sasl errlog_type error ^